US3357944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of synthetic organic polymeric substances with oxalobis
Assignee: Novartis Corp
•
Filing: 1963-11-26
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Granted: 1967-12-12
•
Expires: 1983-11-26
Abstract
No abstract record available.
Inventors
- 👤 Dexter Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:01
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/29; C08K5/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A COMPOSITION OF MATTER COMPRISING A SYNTHETIC ORGANIC POLYMERIC SUBSTANCE NORMALLY SUBJECT TO OXIDATIVE DETERIORATION AND A STABILIZING AMOUNT OF A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
25 words
A COMPOSITION OF MATTER COMPRISING A SYNTHETIC ORGANIC POLYMERIC SUBSTANCE NORMALLY SUBJECT TO OXIDATIVE DETERIORATION AND A STABILIZING AMOUNT OF A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
US3117104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |